Home / 84,488.20-116,642.26-63,095.90

Finding the Fourth Proportional to 84,488.20, 116,642.26 and 63,095.90

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Solution

The fourth proportional to 84,488.20, 116,642.26 and 63,095.90 is: 87,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.20 : 116,642.26 = 63,095.90 : x
  2. Step 2: Convert to fraction form
    84,488.20/116,642.26 = 63,095.90/x
  3. Step 3: Cross multiply
    84,488.20x = 116,642.26 × 63,095.90
  4. Step 4: Simplify right side
    84,488.20x = 7,359,648,372.73
  5. Step 5: Solve for x
    x = 7,359,648,372.73/84,488.20
  6. Step 6: Final answer
    x = 87,108.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.